Patiya Upazila (Chittagong district) with an area of 316.47 sq km, is surrounded by Kotwali (Chittagong) and Chandgaon thanas and Boalkhali upazila on the north, Chandnaish and Anwara upazilas on the south, Rangunia and Chandanaish upazilas on the east, Double Mooring and Bandar (Chittagong) thanas on the west. 

Main river is Karnafully.. Patiya (Town) consists of 9 wards and 9 mahallas. It has an area of 9.96 sq km. The town has a population of 47625; male 55.83% and female 44.1%; population density per sq km 4782. Literacy rate among the town people is 62.8%.

Administration Patiya thana was established in 1845 and was turned into an upazila in 1984. The upazila consists of one municipality, 9 wards, 25 union parishads, 120 mouzas and 124 villages. 

Archaeological heritage and relics Musa Khan Mosque (Hulaina,1658), Kura Katni Mosque (Harin Khain,1806), Kala Mosque (Kachuai, sixteenth century), Mazar of Syed Kutub (Barolia), Buddhist Monastery (Haidgaon), Buddha Padochinha Temple (Unainpura), Bura Gosai's Mandir and Jagannath Temple.

Historical events In the Kalar Pul encounter in 1930, revolutionary Swadesh Ray was shot dead by the English soldiers. In this encounter wounded Debu Prashad, Rogat Sen and Monaramjan Sen committed suicide to avoid arrest. Mastarda Surya Sen and Brojendra Sen were arrested by the British police on 16 February 1933 from the residence of Kshirod Prova Biswas at village Garla. During the War of Liberation in 1971, many civilians were killed and wounded as a result of the bombing from two Pak air crafts. 

The Pak army burnt many houses and committed genocide at village Muzzafarabad on 3 May. 

Religious institutions Mosque 476, tomb 41, temple 37, pagoda 1, Buddhist monastery 21 and church 2.

Population 398836; male 52.10%, female 47.90%; Muslim 69.9%, Hindu 26.3%, Buddhist 3.7% and others 0.1%. 

Literacy and educational institutions Average literacy 44.3%; male 51.5% and female 36.4%. 

Educational institutions: college 10, marine academy 1, marine fisheries academy 1, primary teacher training institute 1, madrasa 16, high school 43, government primary school 147, non-government primary school 16, satellite and community school 25, kindergarten 2. 

Noted educational institutions: Patiya Ideal High School (1845), Abdus Sobhan Rahat Ali High School (1914), Shashanko Mela Government Primary School (1935), Patiya Government Degree College (1962), Shah Chand Awolia Aliya Madrasa (1928), Al Jameatul Islamia Patiya (1937) and Abdur Rahman Government Girls' High School (1957).

Locally published newspapers and periodicals Extinct: monthly Ovaybani, Shankha, Dakkhin Chattola and Rechhalat. 

Cultural organisations Public library 2, club 350, theatre group 4, cinema hall 3, women's organisation 2, literary society 2, shishu-kishore organisation 5, other cultural organisation 8 and gymnasium 1. 

Main occupations Agriculture 17.48%, forestry 1.77%, fishing 2.17%, agricultural labourer 13.27%, wage labourer 5.13%, commerce 17.95%, services 17.42%, industrial labourer 1.03%, transport 4.24%, construction 1.51% and others 18.03%. 

Land use Total cultivable land 15428.75 hectares, fallow land 119.95 hectares; single crop 10.60%, double crop 70.33% and treble crop land 19.07%. Cultivable land under irrigation 61.93%. 

Land control Among the peasants 25.19% are landless, 40.27% marginal, 27.44% small, 6.40% intermediate and 0.70% rich.

Value of land The market value of the land of the first grade is approximately Tk 10000 per 0.01 hectare. 

Main crops Paddy, potato, ginger, betel leaf and vegetables. Extinct or nearly extinct crops Aus paddy, arahar (kind of pulses), tishi and kalai. 

Main fruits Mango, jackfruit, guava, lemon, pineapple, watermelon, phuti (variety of melon) and papaya. 

Fisheries, dairies, poultries Fishery 5, dairy 71, poultry 861 and nursery 122. 

Communication facilities Roads: pucca 26 km, semi pucca 42 km and mud road 283 km; railways 16 km; waterways 16 nautical mile.

Traditional transport Palanquin (extinct), bullock cart and horse carriage (nearly extinct), boat. 

Manufactories Power station 2, dry-dock and fishing boat dockyard 2, steel mill 3, cement factory 2, textile mill 2, garments factory 1, poly-foam 1, plastic industries 2, ceiling fan industries 1, packing and board 2, food and spices 5, ice factory 18, match factory 1, salt refinery and crushing 30, rice and flour mills 11 and welding 41. 

Cottage industries Weaving 51, bamboo work 110, goldsmith 82, blacksmith 64, potteries 119, wood work 65, sewing 130 and mat weaving 75. 

Hats, bazars and fairs Hats and bazars are 43, most noted of which are Thana Hat, Safar Ali Munsi Hat and Munshef Bazar; fair 18, most noted of which are Sri Mai Korachengi Mela, Thegorpuni Mela, Mahira Khetropal Mela.

Main exports Betel leaf, salt, guava, lemon, jackfruit, potato and vegetables. 

NGO activities Operationally important NGOs are Brac, ASA, Bita, LCF, World Vision, FDSR, ICDDRB, CARE, Nagorik and Udyog. 

Health centres Upazila health complex 1, union family welfare centre 15, union health clinic 7 and NGO sponsored health clinic 1.